'Nurbs' diaporamas de présentation

Skin

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Ray Tracing

Ray Tracing. What is it? Why use it? Basics Advanced topics References. Ray-Tracing: Why Use It?. Simulate rays of light Produces natural lighting effects. Ray-Tracing: Why Use It?. Hard to simulate effects with rasterization techniques (OpenGL) Rasterizers require many passes

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CSPC 352: Computer Graphics

CSPC 352: Computer Graphics Chapter 6: Lighting and Shading Overview Local and global illumination Phong reflectance model (local illumination) Flat, Gouraud, and Phong Shading on a polygonal mesh Surface subdivisions Shading in OpenGL Perspective

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INTERSECTIONS -- TOPOLOGY, ACCURACY, & NUMERICS FOR GEOMETRIC OBJECTS

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Skin

Skin. CSE169: Computer Animation Instructor: Steve Rotenberg UCSD, Winter 2005. Rendering Review. Rendering. Renderable surfaces are built up from simple primitives such as triangles

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CS 445/645 Fall 2001

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Gaming Technologies

Gaming Technologies. Craig Peeper Software Architect Windows Graphics & Gaming Technologies Microsoft Corporation. Overview. Games Yesterday & Today Game Components PC Platform & WGF 2.0 Game Trends Big Challenges in Game Creation Summary. Games Yesterday & Today. Quake 2 - 1997.

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Advanced Graphics Lecture Six

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ICEM CFD in Aerospace Industry

ICEM CFD in Aerospace Industry. Aerospace. This is a snap shot of aerospace companies leveraging ICEM CFD technologies to stay ahead of the curve. .

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Introduction to Modeling

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WebCGM vs SVG: Applicability for Technical Graphics

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Mastering CAD/CAM

Mastering CAD/CAM. Ibrahim Zeid. CHAPTER 1 - INTRODUCTION. GOAL Understand and master the nature of CAD/CAM systems, their basic structure, their use in engineering tasks, and their use to create geometric models of simple parts. OBJECTIVES

691 views • 24 slides

Curves

Curves. Jim Van Verth (jim@essentialmath.com). Animation. Problem: want to replay stored set of transformations Generated by artist Generated by motion capture Two main issues Replaying position Replaying orientation. Animation of Position. Set of points representing position

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Triangle meshes

Triangle meshes. Jarek Rossignac GVU Center and College of Computing Georgia Tech, Atlanta http://www. gvu.gatech .edu/ ~ jarek. Pseudo-manifold. Faces (flat or curved). Popular domain. Surfaces decomposed into simple manifolds (with boundary)

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Representing Curves and Surfaces

Representing Curves and Surfaces. Introduction. We need smooth curves and surfaces in many applications: model real world objects computer-aided design (CAD) high quality fonts data plots artists sketches. Introduction. Most common representation for surfaces: polygon mesh

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knot intervals and T-splines Thomas W. Sederberg

knot intervals and T-splines Thomas W. Sederberg. Minho Kim. knot intervals. knot intervals. representation equivalent to a knot vector without knot origin ? geometrically intuitive (especially for periodic case) ? different representation for odd and even degree

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Tips and Comments for Successful STEP Translations

Tips and Comments for Successful STEP Translations. Peter Heath Sr. Product Manager Integration and Translators SDRC Imageware - 2600 Green Rd. Ann Arbor, MI 41005 Mobile 734.260.3718 Office 734.623-5809. Overview. SDRC's STEP Products I-DEAS AP214, AP203 Metaphase AP232, AP203, AP214

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